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Mental math

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  • 25x3
    75
  • What do I need to add to 36 to make 100?
    64
    26
    46
    47
  • 51x6
    306
  • What is 1 less than 4950?
    4949
    4951
    9494
    10
  • How much more is 15 than 10?
    5
  • What is the sum of 14 and 28?
    72
    42
    24
    34
  • Which fraction represents one third?
    3/3
    3/1
    1/1
    1/3
  • 16x16
    256
  • What does 1/2 mean?
    One whole devided into two equal parts
    One whole one devided into ten equal parts
    Five whole ones devided equally
    Two whole ones devided equally
  • 76x7
    532
  • 300/5
    60
  • Which will not total 100?
    65 + 35
    85 + 15
    75 + 35
    55 + 45
  • 38x9
    342
  • 1230/3
    410
  • 2820/2
    1410
  • 13 + 9
    22
  • 11x11
    121
  • 7 x 7
    49
  • 19x19
    361
  • 89x6
    534
  • What is the difference between 38 and 9?
    29
  • 58x2
    116
  • 10x5
    50
  • 450/3
    150
  • 15x3
    45